Juniper ACX1000 Hardware Manual page 4

ACX1000 and ACX1100 Universal Access Router Hardware Guide
Chapter 4
Part 2
Chapter 5
Chapter 6
Chapter 7
Chapter 8
Chapter 9
Chapter 10
Chapter 11
Chapter 12
iv
Power System Components and Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . 41
ACX1000 and ACX1100 Power Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Site Planning, Preparation, and Specifications
Planning and Preparing the Site . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Site Preparation Checklist for ACX1000 and ACX1100 Routers . . . . . . . . . . . . . . . 45
General Site Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Site Electrical Wiring Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Clearance Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Clearance Requirements for Airflow and Hardware Maintenance on ACX1000
and ACX1100 Routers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Mounting Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Cabinet Requirements for ACX1000 and ACX1100 Routers . . . . . . . . . . . . . . . . . . 51
Rack Requirements for ACX1000 and ACX1100 Routers . . . . . . . . . . . . . . . . . . . . 52
Physical Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
Chassis Physical Specifications for ACX1000 and ACX1100 Routers . . . . . . . . . . 55
Environmental Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
ACX1000 and ACX1100 Router Environmental Specifications . . . . . . . . . . . . . . . . 57
Power Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
ACX1000 and ACX1100 Router Grounding Specifications . . . . . . . . . . . . . . . . . . . 59
Grounding Points Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Grounding Cable Lug Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Grounding Cable Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
ACX1100 AC Power Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
ACX1100 AC Power Cord Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
ACX1000 and ACX1100 DC Power Specifications . . . . . . . . . . . . . . . . . . . . . . . . . 63
Network Cable and Transceiver Planning . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
Determining Transceiver Support and Specifications . . . . . . . . . . . . . . . . . . . . . . 65
Calculating Power Budget and Power Margin for Fiber-Optic Cables . . . . . . . . . . 66
Calculating Power Budget for Fiber-Optic Cable . . . . . . . . . . . . . . . . . . . . . . 66
Calculating Power Margin for Fiber-Optic Cable . . . . . . . . . . . . . . . . . . . . . . . 66
Understanding Fiber-Optic Cable Signal Loss, Attenuation, and Dispersion . . . . 68
Signal Loss in Multimode and Single-Mode Fiber-Optic Cable . . . . . . . . . . . 68
Attenuation and Dispersion in Fiber-Optic Cable . . . . . . . . . . . . . . . . . . . . . . 68
Alarm, Management, and Clocking Cable Specifications and Pinouts . . . . 71
Alarm Contact Port Pinouts for ACX1000 and ACX1100 Routers . . . . . . . . . . . . . . 71
Console/Auxiliary Port Connector Pinout on ACX Series Routers . . . . . . . . . . . . . 73
Management Port Connector Pinout Information for ACX Series Routers . . . . . . . 73
USB Port Specifications for an ACX Series Router . . . . . . . . . . . . . . . . . . . . . . . . . 74
External Clocking Ports Specifications on the ACX1000 and ACX1100 Router . . . 75
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